⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Macrodon obtusus in version 1.1 of The Plant List.
This name is a synonym of Phalaris paradoxa .
The record derives from Tropicos which reports it as a synonym (record 50084956
) with original publication details: Mém. Acad. Imp. Sci. Saint-Pétersbourg, Sér. 6, Sci. Math., Seconde Pt. Sci. Nat. 5,3(3): 51 51 1839.